
public class TTTT {
public static void main(String[] args) {
	byte b = -128;
	
	System.out.println(b&0xFF);
	System.out.println(HexUtil.byteToHexStr(new byte[]{b}));
	
	String s = "(FNS,CRD,0000000000,20,1)";
	s= s.substring(1, s.length()-1);
	System.out.println(s);
	
	s= "(FNS,HUANCAR,1";
	s= s.substring(13, 14);
	System.out.println(s);
}
}
